=P 
_ aspera, — 
1 australis, 
Borboniea, 
<i 
_ fissura, 
_ Graeca, 
lutea, 
 mitrula, 
nimbosa, 
nodosa, 
oblonga, 
_ perforata, 
picta, 
porcellana, 
pustula, 
Sinica, 
subrufa, i 
tricostata, 
trochiformis, 
umbella, 
umbellata, 
ungarica, 
virescens, 
Patelloida, 
Patula, 
alternata, « 
perspectiva, 
pygmaea, 
rotundata, 
ruderata, 
rupestris, 
solaria, 
Paxyodon, 
ponderosus, 
Pecten, 
corallinus, 
lineatus, 
rubicundus, 
p Bervre 
TOE 
Brod., 
Ant., 
Velie 
Beck, 
Linn., 
Gmel., 
Chemn., 
Linn., 
Humph., 
Lam., 
Vincent, 
Da Costa, 
Martini, 
Linn., 
Gmel., 
Linn., 
Born, 
Turt., 
Gmel., 
UD, a 
Linn., 
Gmel., _ 
Dillw., 
Linn., 
Gmel., 
Linn., 
Guild., 
Quoy, 
Held, 
Schum., 
Bolten, 
Cheinn., 
Da Costa, 
Chemn., 
Peeten, 
_rabidus, 
Virgineus, 
Peetinacea, 
| Peetinaria, 
Pectinibranchiata, 
Pectunculus, 
elycimeris, var., 
Pedicularia, 
Pedipes, 
Adansonii, 
afra,. 
Pedum, 
Pelekocheilus, 
eaprinus, 
distortus, 
undulatus, 
Pentalepas pollicipes, 
Pentamerus, 
Pentelasmis, 
Periploma, 
Peristomata, 
Perna, 
Peronia, 
Petasia, 
Cobresiana, 
edentula, 
fulva, 
trochiformis, 
unidens, 
Petricola, 
rupestris, 
Phasianella, — 
angulifera, 
bulimoides, 
lineata, 
picta, 
suleata, 
varia, 
varia, 
Philomycus, 
Pholadaria, 
Pholadidea, 
Loscombiana, 
Pholadomya, 
Pholas, 
dactyloides, 
explanata, 
xylophaga, 
Phorus, 
Phos, 
Phragmoceros, 
Phyllonotus, 
regius, 
Physa, 
Brug., 
Martyn, 
Lam., 
Lam., 
Lam., 
Swains., 
Adans., 
Fer., Lowe, 
Brug., 
Beck, 
De Blain., 
Sowb., 
Leach, 
Schum., 
Lam., 
Blain., 
Beck, 
Blain., 
Lam., 
Sowb., 
Ency. Meth., 
Raf., 
Turt., 
“ 
Sowb., 
Linn., 
Lam., 
Speng.,? 
Desh., 
De Montt., 
Montf., 
Brod., 
Swains., 
“ 
Lam., 
51 
22 
355 
265 
266 
266 
82 
197 
197 
194 
197 
7 
93 
6 
16 
207 
80 
115 
131 
131 
141 
123 
141 
131 
23 
23 
312 
310 
312 
311 
312 
310 
312 
312 
115 
9: 
10 
10 
13 
9 
10 
10 
9 
302 
365 
412 
333 
333 
271 
l. 
Physa, 
Sayi, 
scaturiginum, 
Pileopsis, 5. 
mitrula, *s 
subrufus, 
Pileus, 
eardinalitius, _ 
Pinna, 
saccata, 
Pirena, 
aurita, 
granulosa, 
spinosa, 
terebralis, 
Pisidium, 
Pisum, 
Placuna, 
Placunanomia, 
Plagiostoma, 
Planaxis, 
Planospira, 
bigonia, 
coluber, 
zonalis, 
zonaria, 
Planorbis, 
albus, 
collapsus, 
fontana, 
similis, 
umbilicatus, 
villosus, 
Platylepas, 
pulehra, 
Platystoma, 
granulatum, 
Plectostylus, 
Broderipii, 
eactivorus, 
Coquimbensis, 
Peruvianus, 
Plectrophorus, 
Pleiodon, 
MeMurtrei, _ 
Plekocheilus, — 
gracilis, 
Sileni, 
undulatus, 
Pleurobranchiata, 
Pleurobranchus, 
Pleurodonta, 
cepa, 
Josephinae, 
Lamarckii, 
Pir 
Megerle, 
Brug., 
Brod., 
Sowb., 
Lam., 
Beck, 
“ 
Guett., 
Turt., 
Perry, 
Turt., 
Miull., 
Poir., 
Leach, 
“ 
Klein, 
“ 
Beck, 
“ 
Bose, 
Conrad, 
“ 
Guild., 
Beck, 
Guild., 
Cuv., 
Beck, 
